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Mortgage Note Investing Knowledge Base
380 terms, 30 lessons, 222 articles — all free
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Welcome to FIXnotes
I built this library to give note investors — new and experienced — a single place to learn the business inside and out.
- 380+ encyclopedia terms covering every concept in note investing
- Free video courses from first principles to scaling a portfolio
- A community of 2,104+ investors learning and sharing deals together
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Whether you want to build your own note portfolio or become a mortgage note matchmaker earning transaction fees, the Accelerator fast-tracks you with structured modules, knowledge checks, and a real-world capstone simulation.
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Foreclosure law, lender distress, vendors, and live deal flow — by state. Tap a state for its market hub.
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Popular Terms
Due DiligenceForeclosureLoan ModificationNon-Performing LoanUnpaid Principal BalanceLien PositionDeed in LieuPerforming LoanLoan-to-ValuePromissory Note
Browse all 380 terms →Latest Content
91 Videos · 56 Articles · 55 Podcasts · 20 Case Studies
September 4, 2026
VideoAnatomy of a GSE Loan Sale: What the Pricing Tells You
How to read a GSE non-performing loan sale — from pool structure to cover bids — and what the gap between institutional and retail pricing reveals.
September 3, 2026
PodcastFinding Deal Flow
Most note investors run out of deals before they run out of capital — because finding a consistent pipeline of acquisition opportunities is harder than it.
September 2, 2026
Case Study74.92% ROI on a Non-Performing Note: Full Payoff from a Borrower-Initiated Sale
NPL case study: a $3,600 non-performing first lien paid off in full when the borrower sold the property — producing a 74.92% ROI in 11 months.
Learn About
Bankruptcy & Default
33 resources
22 terms · 9 articles · 2 lessons
Deal Sourcing
65 resources
31 terms · 23 articles · 11 lessons
Due Diligence
55 resources
24 terms · 23 articles · 8 lessons
Entrepreneurship
15 resources
3 terms · 8 articles · 4 lessons
Finance & Capital
74 resources
57 terms · 14 articles · 3 lessons
Investor Strategy
69 resources
19 terms · 38 articles · 12 lessons
Legal & Compliance
81 resources
62 terms · 17 articles · 2 lessons
Loan Status
16 resources
4 terms · 11 articles · 1 lesson
Loan Structure
86 resources
65 terms · 17 articles · 4 lessons
Property & Valuation
51 resources
34 terms · 16 articles · 1 lesson
Resolution Strategy
61 resources
19 terms · 33 articles · 9 lessons
Servicing & Administration
59 resources
40 terms · 13 articles · 6 lessons
Deep Dive Guides
Go deeper on the topics that matter most to mortgage note investors.
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